Subaru Impreza 3 / Impreza WRX / Impreza WRX STI. Manual

LAN(diag)-30

Read Current Data

LAN SYSTEM (DIAGNOSTICS)

9. Read Current Data

A: OPERATION

1) On «Main Menu» display, select {Each System

Check}.

2) On «System Selection Menu» display, select {In-

teg. unit mode}.

3) On «Integ. unit mode failure diag» display, select

{Current Data Display & Save}.

4) Using the scroll key, scroll the display screen up

or down until the desired data is shown.

<Ref. to LAN(diag)-14, DISPLAY OF DATA, OP-

ERATION, Subaru Select Monitor.>

LAN(diag)-32

List of Diagnostic Trouble Code (DTC)

LAN SYSTEM (DIAGNOSTICS)

11.List of Diagnostic Trouble Code (DTC)

A: LIST

DTC

Item

Content of diagnosis

Note

B1100

Integ. Unit System Error

Memory read out error in
body integrated unit

<Ref. to LAN(diag)-35, DTC B1100 INTEG.
UNIT SYSTEM ERROR, Diagnostic Procedure
with Diagnostic Trouble Code (DTC).>

B1101

BATT p/supply malfunction cont.

• Open or short in battery
power supply control cir-
cuit
• Voltage malfunction
caused by poor contact

<Ref. to LAN(diag)-36, DTC B1101 BATT P/
SUPPLY MALFUNCTION CONT, Diagnostic
Procedure with Diagnostic Trouble Code
(DTC).>

B1102

BATT p/supply malfunction backup • Battery power supply

backup circuit is open or
shorted.
• Voltage malfunction
caused by poor contact

<Ref. to LAN(diag)-38, DTC B1102 BATT P/
SUPPLY MALFUNCTION BACKUP, Diagnostic
Procedure with Diagnostic Trouble Code
(DTC).>

B1103

Ignition power failure

• IGN power supply circuit
is open or shorted.
• Voltage malfunction
caused by poor contact

<Ref. to LAN(diag)-40, DTC B1103 IGNITION
POWER FAILURE, Diagnostic Procedure with
Diagnostic Trouble Code (DTC).>

B1104

ACC power failure

• ACC power supply cir-
cuit is open or shorted.
• Voltage malfunction
caused by poor contact

<Ref. to LAN(diag)-42, DTC B1104 ACC
POWER FAILURE, Diagnostic Procedure with
Diagnostic Trouble Code (DTC).>

U1201

CAN-HS counter abnormal

Communication is unsta-
ble because of high speed
CAN communication error.

<Ref. to LAN(diag)-44, DTC U1201 CAN-HS
COUNTER ABNORMAL, Diagnostic Procedure
with Diagnostic Trouble Code (DTC).>

U1202

CAN-HS bus off

Integrated unit communi-
cation is shut down
because of high speed
CAN communication error.

<Ref. to LAN(diag)-48, DTC U1202 CAN-HS
BUS OFF, Diagnostic Procedure with Diagnos-
tic Trouble Code (DTC).>

U1211

CAN-HS ECM data abnormal

Received error data from
ECM.

<Ref. to LAN(diag)-51, DTC U1211 CAN-HS
ECM DATA ABNORMAL, Diagnostic Procedure
with Diagnostic Trouble Code (DTC).>

U1213

CAN-HS VDC/ABS data abnormal

Received error data from
VDC/ABS module.

<Ref. to LAN(diag)-53, DTC U1213 CAN-HS
VDC/ABS DATA ABNORMAL, Diagnostic Pro-
cedure with Diagnostic Trouble Code (DTC).>

U1216

High-Speed CAN (DCCD) Data
Error

Received error data from
DCCD CM.

<Ref. to LAN(diag)-55, DTC U1216 HIGH-
SPEED CAN (DCCD) DATA ERROR, Diagnos-
tic Procedure with Diagnostic Trouble Code
(DTC).>

U1221

CAN-HS ECM no-receive data

Not received data from
ECM.

<Ref. to LAN(diag)-57, DTC U1221 CAN-HS
ECM NO-RECEIVE DATA, Diagnostic Proce-
dure with Diagnostic Trouble Code (DTC).>

U1223

CAN-HS VDC/ABS no-receive
data

Not received data from
VDC/ABS CM.

<Ref. to LAN(diag)-60, DTC U1223 CAN-HS
VDC/ABS NO-RECEIVE DATA, Diagnostic Pro-
cedure with Diagnostic Trouble Code (DTC).>

U1226

High-Speed CAN (DCCD) Data is
Not Received

Not received data from
DCCD CM.

<Ref. to LAN(diag)-62, DTC U1226 HIGH-
SPEED CAN (DCCD) DATA IS NOT
RECEIVED, Diagnostic Procedure with Diag-
nostic Trouble Code (DTC).>

U1300

CAN-LS malfunction

CAN-LS circuit is open or
shorted.

<Ref. to LAN(diag)-64, DTC U1300 CAN-LS
MALFUNCTION, Diagnostic Procedure with
Diagnostic Trouble Code (DTC).>

U1301

CAN-LS counter abnormal

Communication is unsta-
ble because of low speed
CAN communication error.

<Ref. to LAN(diag)-66, DTC U1301 CAN-LS
COUNTER ABNORMAL, Diagnostic Procedure
with Diagnostic Trouble Code (DTC).>

Subaru Impreza 3 / Impreza WRX / Impreza WRX STI. Manual - part 780